Define portage.const.VCS_DIRS and use it in some modules.
-rw-r--r-- 36 .gitignore
-rw-r--r-- 4180 DEVELOPING
-rw-r--r-- 18092 LICENSE
-rw-r--r-- 6690 Makefile
-rw-r--r-- 11763 NEWS
-rw-r--r-- 13116 RELEASE-NOTES
-rw-r--r-- 1864 TEST-NOTES
drwxr-xr-x - bin
drwxr-xr-x - cnf
drwxr-xr-x - doc
-rw-r--r-- 996 make.conf-repatch.sh
drwxr-xr-x - man
drwxr-xr-x - misc
-rwxr-xr-x 3027 mkrelease.sh
drwxr-xr-x - pym
-rwxr-xr-x 2133 runtests.sh
-rwxr-xr-x 81 tabcheck.py